The Hitachi ZX 290LC 290LCN 5B Excavator Workshop Service Repair Manual provides comprehensive and detailed information for maintaining and repairing the Hitachi ZX 290LC-5B and ZX 290LCN-5B hydraulic excavators equipped with the 5.2L 4-cylinder, air-cooled, turbocharged Isuzu 4HK1 engine. This manual is an essential resource for both experienced mechanics and DIY enthusiasts, offering step-by-step instructions for a wide range of maintenance and repair tasks.

The manual covers a wide array of topics, including general information, tightening torque specifications, safety precautions, and routine maintenance procedures. It delves into detailed explanations of the upperstructure, cab and frame system, engine system (including mechanical, cooling, fuel, electrical, exhaust, turbocharger, and diagnostic components), hydraulic system (focusing on the pump device, control valve, swing device, pilot valve, solenoid valve, signal control valve, muffler filter), undercarriage system (including swing bearing, travel device, center joint, track adjuster, upper and lower rollers, and track system), front attachment, cylinder system, hose rapture valve, and circuit diagrams.

The manual features clear and concise instructions, complemented by numerous illustrative diagrams and pictures, to ensure a smooth and successful repair process. It effectively outlines the complete disassembly and reassembly procedures for each component, enabling you to confidently handle various maintenance and repair tasks with accuracy and efficiency.

## The Hitachi ZX290LC-5B & ZX290LCN-5B: A Powerful and Versatile Excavator

The Hitachi ZX290LC-5B and ZX290LCN-5B excavators are robust, efficient machines designed for a wide range of construction applications. These models are part of Hitachi's renowned ZX series, known for their power, reliability, and operator comfort. The ZX290LC-5B is a standard configuration excavator, while the ZX290LCN-5B features a long undercarriage, making it ideal for working in tight spaces or on uneven terrain. Both models are equipped with a powerful 6-cylinder, turbocharged diesel engine that delivers exceptional torque and horsepower, ensuring smooth operation even under demanding conditions.

With an operating weight of approximately 29.8 tons, these excavators offer impressive digging force and lifting capacity. They are equipped with a spacious and ergonomically designed cab that maximizes operator comfort and visibility. The cab features a comprehensive control system, including a multi-function joystick and a large LCD display, allowing for precise machine control and easy access to operational data. Advanced safety features, such as a boom-down prevention system and a load-limiting device, contribute to a secure working environment. The ZX290LC-5B and ZX290LCN-5B excavators are designed for long-term durability and minimal maintenance requirements. Their robust construction and high-quality components ensure reliable performance in even the toughest conditions, minimizing downtime and maximizing productivity.